tests: Mollusk MoveLamports test (7/9)

program/Cargo.toml

@@ -45,6 +45,7 @@ solana-system-interface = { version = "2.0.0", features = ["bincode"] }
 solana-sysvar-id = "3.0.0"
 solana-transaction = "3.0.0"
 test-case = "3.3.1"
+tokio = "1"
 
 [lib]
 crate-type = ["cdylib", "lib"]

program/tests/deactivate.rs

@@ -0,0 +1,115 @@
+#![allow(clippy::arithmetic_side_effects)]
+
+mod helpers;
+
+use {
+    helpers::{
+        context::StakeTestContext,
+        instruction_builders::{DeactivateConfig, DelegateConfig},
+        lifecycle::StakeLifecycle,
+        utils::parse_stake_account,
+    },
+    mollusk_svm::result::Check,
+    solana_program_error::ProgramError,
+    solana_stake_interface::{error::StakeError, state::StakeStateV2},
+    solana_stake_program::id,
+    test_case::test_case,
+};
+
+#[test_case(false; "activating")]
+#[test_case(true; "active")]
+fn test_deactivate(activate: bool) {
+    let mut ctx = StakeTestContext::with_delegation();
+    let min_delegation = ctx.minimum_delegation.unwrap();
+
+    let (stake, mut stake_account) = ctx
+        .stake_account(StakeLifecycle::Initialized)
+        .staked_amount(min_delegation)
+        .build();
+
+    // Deactivating an undelegated account fails
+    ctx.process_with(DeactivateConfig {
+        stake: (&stake, &stake_account),
+        override_signer: None,
+    })
+    .checks(&[Check::err(ProgramError::InvalidAccountData)])
+    .test_missing_signers(false)
+    .execute();
+
+    // Delegate
+    let result = ctx
+        .process_with(DelegateConfig {
+            stake: (&stake, &stake_account),
+            vote: (
+                ctx.vote_account.as_ref().unwrap(),
+                ctx.vote_account_data.as_ref().unwrap(),
+            ),
+        })
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    if activate {
+        // Advance epoch to activate
+        let current_slot = ctx.mollusk.sysvars.clock.slot;
+        let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+        ctx.mollusk.warp_to_slot(current_slot + slots_per_epoch);
+    }
+
+    // Deactivate with withdrawer fails
+    ctx.process_with(DeactivateConfig {
+        stake: (&stake, &stake_account),
+        override_signer: Some(&ctx.withdrawer),
+    })
+    .checks(&[Check::err(ProgramError::MissingRequiredSignature)])
+    .test_missing_signers(false)
+    .execute();
+
+    // Deactivate succeeds
+    let result = ctx
+        .process_with(DeactivateConfig {
+            stake: (&stake, &stake_account),
+            override_signer: None,
+        })
+        .checks(&[
+            Check::success(),
+            Check::all_rent_exempt(),
+            Check::account(&stake)
+                .lamports(ctx.rent_exempt_reserve + min_delegation)
+                .owner(&id())
+                .space(StakeStateV2::size_of())
+                .build(),
+        ])
+        .test_missing_signers(true)
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    let clock = ctx.mollusk.sysvars.clock.clone();
+    let (_, stake_data, _) = parse_stake_account(&stake_account);
+    assert_eq!(
+        stake_data.unwrap().delegation.deactivation_epoch,
+        clock.epoch
+    );
+
+    // Deactivate again fails
+    ctx.process_with(DeactivateConfig {
+        stake: (&stake, &stake_account),
+        override_signer: None,
+    })
+    .checks(&[Check::err(StakeError::AlreadyDeactivated.into())])
+    .test_missing_signers(false)
+    .execute();
+
+    // Advance epoch
+    let current_slot = ctx.mollusk.sysvars.clock.slot;
+    let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+    ctx.mollusk.warp_to_slot(current_slot + slots_per_epoch);
+
+    // Deactivate again still fails
+    ctx.process_with(DeactivateConfig {
+        stake: (&stake, &stake_account),
+        override_signer: None,
+    })
+    .checks(&[Check::err(StakeError::AlreadyDeactivated.into())])
+    .test_missing_signers(false)
+    .execute();
+}

program/tests/delegate.rs

@@ -0,0 +1,214 @@
+#![allow(clippy::arithmetic_side_effects)]
+
+mod helpers;
+
+use {
+    helpers::{
+        context::StakeTestContext,
+        instruction_builders::{DeactivateConfig, DelegateConfig},
+        lifecycle::StakeLifecycle,
+        stake_tracker::MolluskStakeExt,
+        utils::{create_vote_account, increment_vote_account_credits, parse_stake_account},
+    },
+    mollusk_svm::result::Check,
+    solana_account::{AccountSharedData, WritableAccount},
+    solana_program_error::ProgramError,
+    solana_pubkey::Pubkey,
+    solana_stake_interface::{
+        error::StakeError,
+        state::{Delegation, Stake, StakeStateV2},
+    },
+    solana_stake_program::id,
+};
+
+#[test]
+fn test_delegate() {
+    let mut ctx = StakeTestContext::with_delegation();
+    let vote_account = *ctx.vote_account.as_ref().unwrap();
+    let mut vote_account_data = ctx.vote_account_data.as_ref().unwrap().clone();
+    let min_delegation = ctx.minimum_delegation.unwrap();
+
+    let vote_state_credits = 100u64;
+    increment_vote_account_credits(&mut vote_account_data, 0, vote_state_credits);
+
+    let (stake, mut stake_account) = ctx
+        .stake_account(StakeLifecycle::Initialized)
+        .staked_amount(min_delegation)
+        .build();
+
+    // Delegate stake
+    let result = ctx
+        .process_with(DelegateConfig {
+            stake: (&stake, &stake_account),
+            vote: (&vote_account, &vote_account_data),
+        })
+        .checks(&[
+            Check::success(),
+            Check::all_rent_exempt(),
+            Check::account(&stake)
+                .lamports(ctx.rent_exempt_reserve + min_delegation)
+                .owner(&id())
+                .space(StakeStateV2::size_of())
+                .build(),
+        ])
+        .test_missing_signers(true)
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    // Verify that delegate() looks right
+    let clock = ctx.mollusk.sysvars.clock.clone();
+    let (_, stake_data, _) = parse_stake_account(&stake_account);
+    assert_eq!(
+        stake_data.unwrap(),
+        Stake {
+            delegation: Delegation {
+                voter_pubkey: vote_account,
+                stake: min_delegation,
+                activation_epoch: clock.epoch,
+                deactivation_epoch: u64::MAX,
+                ..Delegation::default()
+            },
+            credits_observed: vote_state_credits,
+        }
+    );
+
+    // Advance epoch to activate the stake
+    let activation_epoch = ctx.mollusk.sysvars.clock.epoch;
+    ctx.tracker.as_mut().unwrap().track_delegation(
+        &stake,
+        min_delegation,
+        activation_epoch,
+        &vote_account,
+    );
+
+    let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+    let current_slot = ctx.mollusk.sysvars.clock.slot;
+    ctx.mollusk.warp_to_slot_with_stake_tracking(
+        ctx.tracker.as_ref().unwrap(),
+        current_slot + slots_per_epoch,
+        Some(0),
+    );
+
+    // Verify that delegate fails as stake is active and not deactivating
+    ctx.process_with(DelegateConfig {
+        stake: (&stake, &stake_account),
+        vote: (&vote_account, ctx.vote_account_data.as_ref().unwrap()),
+    })
+    .checks(&[Check::err(StakeError::TooSoonToRedelegate.into())])
+    .test_missing_signers(false)
+    .execute();
+
+    // Deactivate
+    let result = ctx
+        .process_with(DeactivateConfig {
+            stake: (&stake, &stake_account),
+            override_signer: None,
+        })
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    // Create second vote account
+    let (vote_account2, vote_account2_data) = ctx.create_second_vote_account();
+
+    // Verify that delegate to a different vote account fails during deactivation
+    ctx.process_with(DelegateConfig {
+        stake: (&stake, &stake_account),
+        vote: (&vote_account2, &vote_account2_data),
+    })
+    .checks(&[Check::err(StakeError::TooSoonToRedelegate.into())])
+    .test_missing_signers(false)
+    .execute();
+
+    // Verify that delegate succeeds to same vote account when stake is deactivating
+    let result = ctx
+        .process_with(DelegateConfig {
+            stake: (&stake, &stake_account),
+            vote: (&vote_account, ctx.vote_account_data.as_ref().unwrap()),
+        })
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    // Verify that deactivation has been cleared
+    let (_, stake_data, _) = parse_stake_account(&stake_account);
+    assert_eq!(stake_data.unwrap().delegation.deactivation_epoch, u64::MAX);
+
+    // Verify that delegate to a different vote account fails if stake is still active
+    ctx.process_with(DelegateConfig {
+        stake: (&stake, &stake_account),
+        vote: (&vote_account2, &vote_account2_data),
+    })
+    .checks(&[Check::err(StakeError::TooSoonToRedelegate.into())])
+    .test_missing_signers(false)
+    .execute();
+
+    // Advance epoch again using tracker
+    let current_slot = ctx.mollusk.sysvars.clock.slot;
+    let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+    ctx.mollusk.warp_to_slot_with_stake_tracking(
+        ctx.tracker.as_ref().unwrap(),
+        current_slot + slots_per_epoch,
+        Some(0),
+    );
+
+    // Delegate still fails after stake is fully activated; redelegate is not supported
+    let (vote_account2, vote_account2_data) = ctx.create_second_vote_account();
+
+    ctx.process_with(DelegateConfig {
+        stake: (&stake, &stake_account),
+        vote: (&vote_account2, &vote_account2_data),
+    })
+    .checks(&[Check::err(StakeError::TooSoonToRedelegate.into())])
+    .test_missing_signers(false)
+    .execute();
+}
+
+#[test]
+fn test_delegate_fake_vote_account() {
+    let mut ctx = StakeTestContext::with_delegation();
+
+    // Create fake vote account (not owned by vote program)
+    let fake_vote_account = Pubkey::new_unique();
+    let mut fake_vote_data = create_vote_account();
+    fake_vote_data.set_owner(Pubkey::new_unique()); // Wrong owner
+
+    let min_delegation = ctx.minimum_delegation.unwrap();
+    let (stake, stake_account) = ctx
+        .stake_account(StakeLifecycle::Initialized)
+        .staked_amount(min_delegation)
+        .build();
+
+    // Try to delegate to fake vote account
+    ctx.process_with(DelegateConfig {
+        stake: (&stake, &stake_account),
+        vote: (&fake_vote_account, &fake_vote_data),
+    })
+    .checks(&[Check::err(ProgramError::IncorrectProgramId)])
+    .test_missing_signers(false)
+    .execute();
+}
+
+#[test]
+fn test_delegate_non_stake_account() {
+    let ctx = StakeTestContext::with_delegation();
+
+    // Create a rewards pool account (program-owned but not a stake account)
+    let rewards_pool = Pubkey::new_unique();
+    let rewards_pool_data = AccountSharedData::new_data_with_space(
+        ctx.rent_exempt_reserve,
+        &StakeStateV2::RewardsPool,
+        StakeStateV2::size_of(),
+        &id(),
+    )
+    .unwrap();
+
+    ctx.process_with(DelegateConfig {
+        stake: (&rewards_pool, &rewards_pool_data),
+        vote: (
+            ctx.vote_account.as_ref().unwrap(),
+            ctx.vote_account_data.as_ref().unwrap(),
+        ),
+    })
+    .checks(&[Check::err(ProgramError::InvalidAccountData)])
+    .test_missing_signers(false)
+    .execute();
+}